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Recognised as Colour

#999BA3

  • #999BA3
  • Grey
  • Dark
  • Nearest: Dark grey

#999BA3 is a grey with RGB values 153, 155, 163 and HSL 228°, 5%, 62%. It is a dark colour, so black text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Dark grey.

Colour values

#999BA3#999BA3
HEX#999BA3
RGBrgb(153, 155, 163)
RGB (0–1)0.6, 0.6078, 0.6392
RGB percentages60%, 60.8%, 63.9%
HSLhsl(228, 5.2%, 62%)
HSV / HSBhsv(228, 6.1%, 63.9%)
CMYK6.1%, 4.9%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,066,851
CSS custom property--colour: #999BA3;

Brightness & contrast

Relative luminance0.32859WCAG 2.x, 0 is black and 1 is white
Perceived brightness155.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.57:1
Contrast with white2.77:1WCAG normal text: Fail
Contrast with black7.57:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#66645C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#999CA3no red cones; affects about 1% of men; ΔE 0.7 from the original
Deuteranopia#989BA3no green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#979C9Dno blue cones; rare, and affects men and women equally; ΔE 4.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.77:1WCAG large text: Fail
Contrast with black, large text7.57:1WCAG large text: AAA

Named colours

Dark grey · ΔE 6.9Light slate grey · ΔE 11Gray · ΔE 11.4Slate grey · ΔE 13.1Silver · ΔE 14.4Light steelblue · ΔE 18.1
Nearest named CSS colourDark grey (#A9A9A9)ΔE 6.87, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A3A199
Analogous#99A0A3, #9C99A3
Triadic#A3999B, #9BA399
Split complementary#A39C99, #A0A399
Tetradic#A399A0, #A3A199, #99A39C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E9EAEC
Lighter +20%#CFD0D3
Lighter +10%#B4B5BB
Darker −10%#7E818B
Darker −20%#656871
Darker −30%#4D4F56
Darker −40%#35363B
More saturated +25%#818CBB
Less saturated −25%#9E9E9E

Channel breakdown

R153
G155
B163
Red153 (60%)
Green155 (60.8%)
Blue163 (63.9%)
Hue228°
Saturation (HSL)5.15%
Lightness61.96%
Dominant channelBlue
Hex per channelR 99 · G 9B · B A3

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Every value on this page was computed from “999ba3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.